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Intermittent Fasting 16:8 Meal Plan

The 16:8 protocol involves eating all meals within an 8-hour window (e.g., 12pm–8pm) and fasting for 16 hours. This plan structures three satisfying meals within that window.

1800

kcal/day

30%

Protein

40%

Carbs

30%

Fat

P 38%C 49%F 13%

✅ Key Benefits

  • Reduces total calorie intake naturally
  • May improve insulin sensitivity
  • Simplified eating schedule
  • Associated with improved metabolic markers
⚕️ This meal plan is for informational purposes only and does not constitute medical or dietary advice. Consult a qualified healthcare professional or registered dietitian before making significant dietary changes.

Day 1

1410 kcal
Breakfast

Greek Yogurt Parfait

340 kcal · 20g P · 5 min

Full-fat Greek yogurt layered with banana, oats, and a sprinkle of chia seeds.

Ingredients:

  • 200g plain Greek yogurt
  • 1 banana
  • 30g rolled oats
  • 1 tbsp chia seeds

Use 0% fat Greek yogurt to reduce calories by ~40.

P: 20gC: 45gF: 8g
Lunch

Chicken & Brown Rice Bowl

520 kcal · 45g P · 25 min

Grilled chicken breast over brown rice with roasted broccoli and a tahini drizzle.

Ingredients:

  • 180g chicken breast
  • 150g cooked brown rice
  • 150g broccoli
  • 1 tbsp tahini
  • lemon juice
  • garlic

Batch-cook chicken and rice on Sunday to prep lunches for the week.

P: 45gC: 50gF: 12g
Dinner

Baked Salmon with Vegetables & Rice

550 kcal · 42g P · 25 min

Lemon-herb baked salmon fillet with steamed green beans and brown rice.

Ingredients:

  • 180g salmon fillet
  • 150g cooked brown rice
  • 100g green beans
  • 1 lemon
  • 1 tsp olive oil
  • dill or parsley
P: 42gC: 45gF: 18g
Protein: 107gCarbs: 140gFat: 38g

Day 2

1360 kcal
Breakfast

Avocado & Poached Egg Toast

450 kcal · 22g P · 12 min

Mashed avocado on 2 slices wholegrain toast topped with 2 poached eggs and chilli flakes.

Ingredients:

  • 1/2 avocado
  • 2 slices wholegrain bread
  • 2 large eggs
  • chilli flakes
  • lemon juice
  • salt

Add smoked salmon for extra protein if not avoiding fish.

P: 22gC: 34gF: 24g
Lunch

Quinoa & Roasted Vegetable Bowl

480 kcal · 16g P · 35 min

Fluffy quinoa with oven-roasted courgette, sweet potato, and red pepper, dressed with tahini.

Ingredients:

  • 150g cooked quinoa
  • 100g sweet potato
  • 80g courgette
  • 80g red pepper
  • 1 tbsp tahini
  • 1 tsp olive oil
P: 16gC: 70gF: 14g
Dinner

Herb-Grilled Chicken with Roasted Vegetables

430 kcal · 44g P · 35 min

Lemon-herb marinated chicken breast with oven-roasted courgette, peppers, and cauliflower.

Ingredients:

  • 200g chicken breast
  • 100g courgette
  • 100g mixed peppers
  • 100g cauliflower
  • 1 tbsp olive oil
  • rosemary
  • lemon
P: 44gC: 22gF: 14g
Protein: 82gCarbs: 126gFat: 52g

Day 3

1380 kcal
Breakfast

Oatmeal with Berries & Walnuts

380 kcal · 11g P · 8 min

Rolled oats cooked with water, topped with mixed berries, a handful of walnuts, and a drizzle of honey.

Ingredients:

  • 80g rolled oats
  • 150g mixed berries
  • 20g walnuts
  • 1 tsp honey
  • water

Prepare overnight oats the night before to save time.

P: 11gC: 58gF: 13g
Lunch

Tuna & Salad Wholegrain Wrap

420 kcal · 35g P · 7 min

Tinned tuna in spring water mixed with cucumber, sweetcorn, and light mayonnaise, wrapped in a wholegrain tortilla.

Ingredients:

  • 1 can tuna in spring water (145g)
  • 1 large wholegrain wrap
  • 1/4 cucumber
  • 30g sweetcorn
  • 1 tbsp light mayonnaise
  • mixed leaves
P: 35gC: 38gF: 12g
Dinner

Lean Beef Bolognaise with Wholegrain Pasta

580 kcal · 46g P · 40 min

Slow-cooked lean beef mince bolognaise with wholegrain spaghetti and a sprinkle of parmesan.

Ingredients:

  • 150g lean beef mince (5% fat)
  • 80g wholegrain spaghetti
  • 200ml tomato passata
  • 1 onion
  • 2 cloves garlic
  • 1 carrot
  • 10g parmesan
P: 46gC: 58gF: 14g
Protein: 92gCarbs: 154gFat: 39g

Day 4

1320 kcal
Breakfast

Greek Yogurt Parfait

340 kcal · 20g P · 5 min

Full-fat Greek yogurt layered with banana, oats, and a sprinkle of chia seeds.

Ingredients:

  • 200g plain Greek yogurt
  • 1 banana
  • 30g rolled oats
  • 1 tbsp chia seeds

Use 0% fat Greek yogurt to reduce calories by ~40.

P: 20gC: 45gF: 8g
Lunch

Mediterranean Chickpea Salad

440 kcal · 18g P · 10 min

Chickpeas, cherry tomatoes, cucumber, red onion, kalamata olives, and feta with lemon-olive oil dressing.

Ingredients:

  • 240g canned chickpeas
  • 100g cherry tomatoes
  • 1/2 cucumber
  • 1/4 red onion
  • 30g feta cheese
  • 15 kalamata olives
  • 2 tbsp olive oil
  • lemon
P: 18gC: 48gF: 18g
Dinner

Salmon with Sweet Potato & Broccoli

540 kcal · 40g P · 30 min

Pan-seared salmon fillet with oven-roasted sweet potato and steamed broccoli.

Ingredients:

  • 180g salmon fillet
  • 200g sweet potato
  • 150g broccoli
  • 1 tsp olive oil
  • lemon
  • garlic
P: 40gC: 48gF: 17g
Protein: 78gCarbs: 141gFat: 43g

Day 5

1390 kcal
Breakfast

Scrambled Eggs on Wholegrain Toast

390 kcal · 28g P · 10 min

3 eggs scrambled with spinach, served on 2 slices wholegrain toast with sliced tomato.

Ingredients:

  • 3 large eggs
  • 2 slices wholegrain bread
  • 50g spinach
  • 1 medium tomato
  • 1 tsp olive oil

Add a pinch of turmeric to eggs for anti-inflammatory benefit.

P: 28gC: 32gF: 15g
Lunch

Chicken & Brown Rice Bowl

520 kcal · 45g P · 25 min

Grilled chicken breast over brown rice with roasted broccoli and a tahini drizzle.

Ingredients:

  • 180g chicken breast
  • 150g cooked brown rice
  • 150g broccoli
  • 1 tbsp tahini
  • lemon juice
  • garlic

Batch-cook chicken and rice on Sunday to prep lunches for the week.

P: 45gC: 50gF: 12g
Dinner

Garlic Prawns with Quinoa & Greens

480 kcal · 38g P · 20 min

Juicy garlic-butter prawns on a bed of quinoa with wilted spinach and lemon.

Ingredients:

  • 200g raw king prawns
  • 150g cooked quinoa
  • 100g spinach
  • 3 cloves garlic
  • 1 tbsp olive oil
  • lemon
P: 38gC: 48gF: 12g
Protein: 111gCarbs: 130gFat: 39g

Day 6

1360 kcal
Breakfast

Oatmeal with Berries & Walnuts

380 kcal · 11g P · 8 min

Rolled oats cooked with water, topped with mixed berries, a handful of walnuts, and a drizzle of honey.

Ingredients:

  • 80g rolled oats
  • 150g mixed berries
  • 20g walnuts
  • 1 tsp honey
  • water

Prepare overnight oats the night before to save time.

P: 11gC: 58gF: 13g
Lunch

Grilled Chicken Caesar Salad

430 kcal · 42g P · 20 min

Romaine lettuce, grilled chicken, parmesan shavings, and wholegrain croutons with light Caesar dressing.

Ingredients:

  • 160g chicken breast
  • 100g romaine lettuce
  • 20g parmesan
  • 30g wholegrain croutons
  • 2 tbsp light Caesar dressing
P: 42gC: 22gF: 18g
Dinner

Baked Salmon with Vegetables & Rice

550 kcal · 42g P · 25 min

Lemon-herb baked salmon fillet with steamed green beans and brown rice.

Ingredients:

  • 180g salmon fillet
  • 150g cooked brown rice
  • 100g green beans
  • 1 lemon
  • 1 tsp olive oil
  • dill or parsley
P: 42gC: 45gF: 18g
Protein: 95gCarbs: 125gFat: 49g

Day 7

1260 kcal
Breakfast

Avocado & Poached Egg Toast

450 kcal · 22g P · 12 min

Mashed avocado on 2 slices wholegrain toast topped with 2 poached eggs and chilli flakes.

Ingredients:

  • 1/2 avocado
  • 2 slices wholegrain bread
  • 2 large eggs
  • chilli flakes
  • lemon juice
  • salt

Add smoked salmon for extra protein if not avoiding fish.

P: 22gC: 34gF: 24g
Lunch

Red Lentil Soup

380 kcal · 20g P · 30 min

Hearty red lentil soup with cumin, coriander, carrots, and a squeeze of lemon.

Ingredients:

  • 150g red lentils
  • 2 carrots
  • 1 onion
  • 2 cloves garlic
  • 1 tsp cumin
  • 1 tsp coriander
  • vegetable stock
  • lemon
P: 20gC: 60gF: 5g
Dinner

Herb-Grilled Chicken with Roasted Vegetables

430 kcal · 44g P · 35 min

Lemon-herb marinated chicken breast with oven-roasted courgette, peppers, and cauliflower.

Ingredients:

  • 200g chicken breast
  • 100g courgette
  • 100g mixed peppers
  • 100g cauliflower
  • 1 tbsp olive oil
  • rosemary
  • lemon
P: 44gC: 22gF: 14g
Protein: 86gCarbs: 116gFat: 43g

Who Is This Plan For?

Adults comfortable skipping breakfast who want the metabolic benefits of fasting. Not suitable for those with a history of disordered eating or type 1 diabetes.

🔄 Substitution Tips

  • Break the fast with a protein-rich first meal to control hunger.
  • Black coffee and water are fine during the fasting window.
  • Space meals 2–3 hours apart within the eating window.

Frequently Asked Questions

Can I exercise while fasting?
Yes — many train fasted with good energy. Others prefer to eat first. Both work — find what suits your performance.

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References

  1. 1. Longo VD, Mattson MP. (2014). Fasting: molecular mechanisms and clinical applications. Cell Metab, 19(2), 181–192.